Hi XIanfan, Just let you know we are using 32bits Windows 7 as suggested for test.
Regards, James On Tue, Nov 5, 2013 at 10:35 AM, James Liu <[email protected]> wrote: > Hi Xiaofan, > Here are quick updates. We have tried libusbx 1.0.17 and no luck to get > it work. > > Regards, > James > > > On Mon, Nov 4, 2013 at 12:57 PM, James Liu <[email protected]> wrote: > >> Hi Xiaofan, >> Thanks for your response .Here are answers: >> What do you mean by another terminal? >> 1, It means a DOS terminal running on a PC. >> 2. We understand very well now that WinUSB dose not allow multiple >> concurrent applications. thanks. >> 3. We are going to use the latest libusbx and have a try with 32Bits >> build . Will give you updates soon. >> >> Regards, >> James >> >> >> >> On Sat, Nov 2, 2013 at 2:01 AM, Xiaofan Chen <[email protected]> wrote: >> >>> On Fri, Nov 1, 2013 at 2:24 AM, James Liu <[email protected]> wrote: >>> > Hi All, >>> > Here are more updated regarding to FTDI2232H test with libftdi on >>> Windows >>> > 7 (32 bits and 64 bits) >>> > >>> > Environment setsup: >>> > 1. Zadig 2.0.1(Build 160) to install WinUSB(libusbx) driver. >>> > 2. The Ftdi2232h controller was shown as two usb interface device >>> > 3. Running both stream_test and serial_test as described in my first >>> > email. >>> > 4. Running USBTRace 2.8.0.80 from sysnucleus.com to capture the usb >>> > traffic. I can see the data was written from serial_test to usb >>> device, but >>> > there is no data was read from another terminal running serial_test. >>> >>> What do you mean by another terminal? >>> >>> > I also use visual studio 2012 to compile the serial_test code with >>> slightly >>> > modification, I debugged it step by step and found there is never >>> data read >>> > from usb interface A or B(In my setup, I am using interface A) >>> > >>> > Could anybody here ever test the libftdi library on Windows 7 with >>> read or >>> > stream read functions? Any advice will be greatly appreciated. >>> > >>> >>> I am not so sure if I understand you correctly or not. But if you are >>> running >>> two copies of serial_test program, then that will not work since WinUSB >>> does not allow that. >>> >>> Wiki: >>> https://github.com/libusbx/libusbx/wiki/Windows-Backend#known-restrictions >>> WinUSB does not support multiple concurrent applications >>> >>> >>> Also please try to use the latest version of libusbx Windows binary dll >>> to >>> replace the dll inside the download to see if that helps. >>> >>> And I am less confident about MinGW-w64, please use the 32bit >>> MinGW.org build libftdi binary to try again. >>> >>> -- >>> Xiaofan >>> >>> -- >>> libftdi - see http://www.intra2net.com/en/developer/libftdi for details. >>> To unsubscribe send a mail to >>> [email protected] >>> >>> >> >> >> -- >> ************************************************************ >> ******************** >> The information contained in this communication is confidential, may be >> attorney-client privileged, may constitute inside information, and is >> intended >> only for the use of the addressee. It is the property of the >> sender of this e-mail. Unauthorized use, disclosure, or copying of this >> communication or any part thereof is strictly prohibited and may be >> unlawful. >> If you have received this communication in error, please notify us >> immediately >> by return e-mail and destroy this communication and all copies thereof, >> including all attachments. >> ************************************************************ >> ******************** >> > > > > -- > ************************************************************ > ******************** > The information contained in this communication is confidential, may be > attorney-client privileged, may constitute inside information, and is > intended > only for the use of the addressee. It is the property of the > sender of this e-mail. Unauthorized use, disclosure, or copying of this > communication or any part thereof is strictly prohibited and may be > unlawful. > If you have received this communication in error, please notify us > immediately > by return e-mail and destroy this communication and all copies thereof, > including all attachments. > ************************************************************ > ******************** > -- ************************************************************ ******************** The information contained in this communication is confidential, may be attorney-client privileged, may constitute inside information, and is intended only for the use of the addressee. It is the property of the sender of this e-mail. Unauthorized use, disclosure, or copying of this communication or any part thereof is strictly prohibited and may be unlawful. If you have received this communication in error, please notify us immediately by return e-mail and destroy this communication and all copies thereof, including all attachments. ************************************************************ ******************** -- libftdi - see http://www.intra2net.com/en/developer/libftdi for details. To unsubscribe send a mail to [email protected]
